the are many layers of work that go into the concrete slab under an ice rink. From bottom to top, Paul Bravo explains the layers you might find under the concrete at a typical ice rink.

A California-based consultant with 52 years of experience in the concrete industry has invented ... needs to stay with that first slab or go back to that first slab and put the joints in it.

You may also notice puddles appearing around the home's perimeter, mold under the first floor carpets, floors that feel ...